package com.atlassian.refapp.charlie;
   
   import com.atlassian.plugin.web.WebInterfaceManager;
   import com.atlassian.sal.api.pluginsettings.PluginSettingsFactory;
   import com.atlassian.templaterenderer.TemplateRenderer;
   
   import javax.servlet.ServletException;
   import javax.servlet.http.HttpServletRequest;
   import javax.servlet.http.HttpServletResponse;
  import java.io.IOException;
  import java.util.HashMap;
  import java.util.Map;
  
  /**
   * @since v2.5.0
   */
  public class CharlieLandingPage extends CharlieServlet {
      public CharlieLandingPage(PluginSettingsFactory pluginSettingsFactory, TemplateRenderer templateRenderer, WebInterfaceManager webInterfaceManager, CharlieStore store) {
          super(pluginSettingsFactory, templateRenderer, webInterfaceManager, store);
      }
  
      @Override
      protected void doGet(HttpServletRequest req, HttpServletResponse response) throws ServletException, IOException {
          final String key = getCharlieKeyFromPath(req);
          final Map<String, Object> context = new HashMap<String, Object>();
  
          if (store.getCharlies().contains(key)) {
              context.put("projectKey", key);
              context.put("projectName", store.getCharlieName(key));
              render("/templates/charlie.vm", context, response);
          } else {
              response.sendError(404, "Charlie with key " + key + " does not exist.");
          }
      }
  
      private String getCharlieKeyFromPath(HttpServletRequest req) {
          final String[] elements = req.getPathInfo().split("/");
          return elements[elements.length - 1];
      }
  }